Positive tension ventilation any of various types of mechanical ventilation during which fuel is shipped in to the airways and lungs beneath beneficial tension, developing optimistic airway force throughout inspiration; it could be carried out through both an endotracheal tube or simply a nasal mask. See also ventilator. Improperly ventilated https://ventilationinstallation45666.blogars.com/36332494/new-step-by-step-map-for-ventilation-installation